It is said that scorpions have an oil which is a remedy against their stings. The toad also is said to have an antidote to its “venom.”
`Tis true, a scorpion's oil is said To cure the wounds the venom made, And weapons dréssed with salves restore And heal the hurts they gave before.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894
More on Scorpion from Infoplease: